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Ireland

$307+ Cheap flights from O'ahu to Ireland

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/19. Fares are subject to change and may not be available on all flights or dates of travel.
HNL — DUB
Aug 19 — Aug 261
Tue 8/19
Tue 8/26
1 adult, Economy
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Cheap flight deals from O'ahu to Ireland

Keep the following information in mind while searching for O'ahu to Ireland flight deals. Data was last updated August 14, 2025.

Round-trip from

$594
(Booking.com)

One-way from

$307
(Trip.com)

Popular in

January

Cheapest in

November

Average price

$1,165
From O'ahu to Ireland
Search Deals
One-way flight from O'ahu to Ireland
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Highest demand for flights based on searches. 1% potential increase in price ($10 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($22 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from O'ahu to Ireland

Cheapest flights from O'ahu to Ireland
Explore the most affordable flight options available from O'ahu to Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 14, 2025.

This Booking.com deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/2410:55 pmHNL - DUB
2 stops22h 15mAir Canada
Fri 12/129:00 amDUB - HNL
2 stops37h 43mAir Canada
Deal found 8/13$594
This Air Canada deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/102:00 pmHNL - DUB
2 stops31h 10mMultiple Airlines
Thu 11/205:00 amDUB - HNL
2 stops26h 43mMultiple Airlines
Deal found 8/14$600
This United deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/246:05 pmHNL - DUB
1 stop28h 05mMultiple Airlines
Fri 12/129:00 amDUB - HNL
2 stops37h 43mMultiple Airlines
Deal found 8/13$604
This United Airlines deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1810:50 pmHNL - DUB
2 stops23h 20mUnited Airlines
Thu 11/279:30 amDUB - HNL
2 stops22h 57mUnited Airlines
Deal found 8/13$612
This Booking.com deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/232:00 pmHNL - DUB
2 stops55h 10mMultiple Airlines
Mon 12/89:10 amDUB - HNL
2 stops45h 53mMultiple Airlines
Deal found 8/14$625
This Aunt Betty deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Aunt Betty is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/610:05 pmHNL - DUB
1 stop22h 40mAir Canada
Wed 10/229:20 amDUB - HNL
1 stop22h 30mAir Canada
Deal found 8/13$719
This Delta deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/105:37 pmHNL - DUB
1 stop28h 08mDelta
Thu 11/206:00 amDUB - HNL
2 stops25h 45mDelta
Deal found 8/14$731
This FlightHub deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/510:05 pmHNL - DUB
2 stops46h 40mAir Canada
Fri 9/269:20 amDUB - HNL
2 stops41h 58mAir Canada
Deal found 8/13$752
This American Airlines deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/97:00 amHNL - SNN
2 stops23h 45mAmerican Airlines
Thu 11/277:50 amSNN - HNL
2 stops24h 25mAmerican Airlines
Deal found 8/14$798
This Air Canada deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/911:30 pmHNL - SNN
3 stops31h 15mMultiple Airlines
Thu 11/277:50 amSNN - HNL
2 stops38h 53mMultiple Airlines
Deal found 8/14$824
This United Airlines deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/119:40 pmHNL - SNN
2 stops25h 35mUnited Airlines
Thu 9/189:30 amSNN - HNL
2 stops20h 03mUnited Airlines
Deal found 8/14$833
This Air Canada deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/911:30 pmHNL - SNN
3 stops31h 15mAir Canada
Thu 11/277:50 amSNN - HNL
3 stops39h 15mAir Canada
Deal found 8/14$840

Cheapflights Fare Finder

 
Customize your flight search to find flights from O'ahu to Ireland that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 14, 2025.
Use the filters below to find and compare flights from O'ahu to Ireland that are best for you.

Fly from

O'ahu

Fly to

Ireland

Route

Depart

Return

Price

HonoluluDublin

HNL - DUB

HNLDUB

Honolulu

Mon 11/24

10:55 pm-7:10 am

2 stops22h 15m

Dublin

Fri 12/12

9:00 am-12:43 pm

2 stops37h 43m

$594

HonoluluDublin

HNL - DUB

HNLDUB

Honolulu

Mon 11/10

2:00 pm-7:10 am

2 stops31h 10m

Dublin

Thu 11/20

5:00 am-9:43 pm

2 stops26h 43m

$600

HonoluluDublin

HNL - DUB

HNLDUB

Honolulu

Mon 11/24

6:05 pm-8:10 am

1 stop28h 05m

Dublin

Fri 12/12

9:00 am-12:43 pm

2 stops37h 43m

$604

HonoluluDublin

HNL - DUB

HNLDUB

Honolulu

Tue 11/18

10:50 pm-8:10 am

2 stops23h 20m

Dublin

Thu 11/27

9:30 am-10:27 pm

2 stops22h 57m

$612

HonoluluDublin

HNL - DUB

HNLDUB

Honolulu

Sun 11/23

2:00 pm-7:10 am

2 stops55h 10m

Dublin

Mon 12/8

9:10 am-9:03 pm

2 stops45h 53m

$625

HonoluluDublin

HNL - DUB

HNLDUB

Honolulu

Sun 1/11

10:55 pm-7:10 am

2 stops46h 15m

Dublin

Sat 1/24

9:00 am-12:43 pm

2 stops37h 43m

$644

HonoluluDublin

HNL - DUB

HNLDUB

Honolulu

Sun 1/11

2:30 pm-7:30 am

3 stops31h 00m

Dublin

Sat 1/24

9:00 am-9:10 pm

2 stops22h 10m

$657

HonoluluDublin

HNL - DUB

HNLDUB

Honolulu

Sun 1/11

3:50 pm-7:30 am

1 stop29h 40m

Dublin

Sat 1/24

9:00 am-9:43 pm

2 stops46h 43m

$661

HonoluluDublin

HNL - DUB

HNLDUB

Honolulu

Mon 10/6

10:05 pm-7:45 am

1 stop22h 40m

Dublin

Wed 10/22

9:20 am-8:50 pm

1 stop22h 30m

$719

HonoluluShannon

HNL - SNN

HNLSNN

Honolulu

Sun 11/9

7:00 am-4:45 pm

2 stops23h 45m

Shannon

Thu 11/27

7:50 am-10:15 pm

2 stops24h 25m

$798

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/14

Showing 1-10 of 29 results
1
2
3

Best time to book a flight from O'ahu to Ireland

Have a flexible travel schedule? Discover the best time to fly to Ireland from O'ahu with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from O'ahu to Ireland

What is the cheapest month to book a flight from O'ahu to Ireland?

Currently, November is the cheapest month in which you can book a flight from O'ahu to Ireland (average of $509). Flying from O'ahu to Ireland in June is currently the most expensive (average of $925). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from FUW to IE?

Find hourly flight availability from O'ahu to Ireland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 14, 2025.

When flying from O'ahu to Ireland, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Reviews of airlines servicing Ireland

Get insights into the airlines that provide service to Ireland. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ireland. Reviews last updated August 14, 2025.
See what other customers who have flown with Delta, United Airlines, and American Airlines from O'ahu to Ireland have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,980 reviews

Crew

8.5

Boarding

8.2

Food

7.3

Overall

8.0

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,980 reviews
Delta
8.0
Very good
7,980 reviews

Crew

8.5

Boarding

8.2

Food

7.3

Overall

8.0

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,916 reviews
Delta
8.0
Very good
7,980 reviews

Crew

8.5

Boarding

8.2

Food

7.3

Overall

8.0

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,980 reviews

Crew

8.5

Boarding

8.2

Food

7.3

Overall

8.0

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Air Canada
7.1
Good
9,949 reviews
Delta
8.0
Very good
7,980 reviews

Crew

8.5

Boarding

8.2

Food

7.3

Overall

8.0

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
British Airways
6.7
Okay
7,266 reviews
Delta
8.0
Very good
7,980 reviews

Crew

8.5

Boarding

8.2

Food

7.3

Overall

8.0

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from O'ahu to Ireland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines to fly from O'ahu to Ireland one-way?

    To fly one-way, consider booking your trip with WestJet, which is currently one of the cheapest options available, starting at $307. United Airlines flights start at $691 while deals on Lufthansa start at $948 one-way.

  • Can I find deals for flights from O'ahu to Ireland that include hotel bookings?

    Yes. In addition to deals on O'ahu to Ireland flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from O'ahu to Ireland?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from O'ahu to Ireland.

  • Can I find deals for business class flights from O'ahu to Ireland?

    Yes. Cheapflights offers flight deals from O'ahu to Ireland by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from O'ahu to Ireland?

    Currently, November is the cheapest month in which you can book a flight from O'ahu to Ireland (average of $509). Flying from O'ahu to Ireland in June is currently the most expensive (average of $925). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for O'ahu to Ireland

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from O'ahu to Ireland

Discover the top 6 airlines that operate flights from O'ahu to Ireland. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$564Average$668FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$581Average$766FlexibilityNo cancel feeOn-time70%
Air CanadaCheapest$589Average$985FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$599Average$907FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$613Average$1,029FlexibilityNo cancel feeOn-time76%
American AirlinesCheapest$623Average$1,144FlexibilityNo cancel feeOn-time71%

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